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Finding the Fourth Proportional to 490,500.44, 735,937.46 and 170,687.84

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Solution

The fourth proportional to 490,500.44, 735,937.46 and 170,687.84 is: 256,096.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,500.44 : 735,937.46 = 170,687.84 : x
  2. Step 2: Convert to fraction form
    490,500.44/735,937.46 = 170,687.84/x
  3. Step 3: Cross multiply
    490,500.44x = 735,937.46 × 170,687.84
  4. Step 4: Simplify right side
    490,500.44x = 125,615,575,422.49
  5. Step 5: Solve for x
    x = 125,615,575,422.49/490,500.44
  6. Step 6: Final answer
    x = 256,096.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.